lib/python/Screens/LanguageSelection.py

   1 from Screen import Screen
   2
   3 from Components.ActionMap import ActionMap
   4 from Components.Language import language
   5 from Components.config import config
   6 from Components.Sources.List import List
   7 from Components.Label import Label
   8 from Components.Pixmap import Pixmap
   9
  10 from Screens.Rc import Rc
  11
  12 from Tools.Directories import resolveFilename, SCOPE_SKIN_IMAGE
  13
  14 from Tools.LoadPixmap import LoadPixmap
  15
  16 def LanguageEntryComponent(file, name, index):
  17         png = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "countries/" + file + ".png"))
  18         if png == None:
  19                 png = LoadPixmap(resolveFilename(SCOPE_SKIN_IMAGE, "countries/missing.png"))
  20         res = (index, name, png)
  21         return res
  22
  23 class LanguageSelection(Screen):
  24         def __init__(self, session):
  25                 Screen.__init__(self, session)
  26
  27                 self.oldActiveLanguage = language.getActiveLanguage()
  28
  29                 self.list = []
  30                 self["languages"] = List(self.list)
  31                 self["languages"].onSelectionChanged.append(self.changed)
  32
  33                 self.updateList()
  34                 self.onLayoutFinish.append(self.selectActiveLanguage)
  35
  36                 self["actions"] = ActionMap(["OkCancelActions"],
  37                 {
  38                         "ok": self.save,
  39                         "cancel": self.cancel,
  40                 }, -1)
  41
  42         def selectActiveLanguage(self):
  43                 activeLanguage = language.getActiveLanguage()
  44                 pos = 0
  45                 for x in self.list:
  46                         if x[0] == activeLanguage:
  47                                 self["languages"].index = pos
  48                                 break
  49                         pos += 1
  50
  51         def save(self):
  52                 self.run()
  53                 self.close()
  54
  55         def cancel(self):
  56                 language.activateLanguage(self.oldActiveLanguage)
  57                 self.close()
  58
  59         def run(self):
  60                 print "updating language..."
  61                 lang = self["languages"].getCurrent()[0]
  62                 language.activateLanguage(lang)
  63                 config.osd.language.value = lang
  64                 config.osd.language.save()
  65                 config.misc.languageselected.value = 0
  66                 config.misc.languageselected.save()
  67                 self.setTitle(_("Language selection"))
  68                 print "ok"
  69
  70         def updateList(self):
  71                 print "update list"
  72                 first_time = len(self.list) == 0
  73
  74                 self.list = []
  75                 if len(language.getLanguageList()) == 0: # no language available => display only english
  76                         self.list.append(LanguageEntryComponent("en", _("English"), "en_EN"))
  77                 else:
  78                         for x in language.getLanguageList():
  79                                 self.list.append(LanguageEntryComponent(file = x[1][2].lower(), name = _(x[1][0]), index = x[0]))
  80                 #self.list.sort(key=lambda x: x[1][7])
  81
  82                 print "updateList"
  83                 if first_time:
  84                         self["languages"].list = self.list
  85                 else:
  86                         self["languages"].updateList(self.list)
  87                 print "done"
  88
  89         def changed(self):
  90                 self.run()
  91                 self.updateList()
  92
  93 class LanguageWizard(LanguageSelection, Rc):
  94         def __init__(self, session):
  95                 LanguageSelection.__init__(self, session)
  96                 Rc.__init__(self)
  97                 self.onLayoutFinish.append(self.selectKeys)
  98
  99                 self["wizard"] = Pixmap()
 100                 self["text"] = Label()
 101                 self.setText()
 102
 103         def selectKeys(self):
 104                 self.clearSelectedKeys()
 105                 self.selectKey("UP")
 106                 self.selectKey("DOWN")
 107
 108         def changed(self):
 109                 self.run()
 110                 self.updateList()
 111                 self.setText()
 112
 113         def setText(self):
 114                 self["text"].setText(_("Please use the UP and DOWN keys to select your language. Afterwards press the OK button."))
 115